Diagnostic Test
- CHECK FOR AN ACTIVE DTC
- Turn the ignition on.
- With the scan tool, read DTCs and record on vehicle work order.
Is the DTC active?
Yes
- Go To 2
No
- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
- Perform the EPS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- CAN BUS DTCS SET IN BODY CONTROL MODULE (BCM) NOTE:
Verify that the BCM has the correct vehicle configuration before proceeding with this test step.
- With the scan tool, read DTCs in the BCM.
Are there any active CAN Bus DTCs present?
Yes
- Refer to DIAGNOSTIC CODE INDEX and perform the appropriate diagnostic procedure.
No
- Replace the EPS Module in accordance with the Service Information. Refer to GEAR, REMOVAL .
- Perform the EPS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- With the scan tool, read DTCs in the BCM.